Browsing Institute of Nano Electronic Engineering (INEE) (Articles) by Author "yarub@unimap.edu.my"
Now showing items 21-31 of 31
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Morphology, analysis and properties studies of CdS nanostructures under thiourea concentration effect for photovoltaic applications
Yarub, Al-Douri, Assoc. Prof. Dr.; Jamal H., Waheb; Mohammed Ameri; Khenata, R.; Abdelmadjid, Bouhemadou; Ali Hussain, Reshak, Prof. Dr. (Electrochemical Science Group, 2013-08)CdS nanostructures are prepared by sol-gel spin coating method using different thiourea concentrations. The thiourea concentration effect for CdS nanostructures deposited on quartz substrate is studied. The CdS nanostructures ... -
Optical properties of GaN nanostructures for optoelectronic applications
Yarub, Al-Douri, Assoc. Prof. Dr. (Elsevier B.V., 2013)Electrochemical deposition method is used to prepare GaN nanostructure. The morphological studies using scanning electron microscopy (SEM), photoluminescence (PL) the refractive index and optical dielectric constant are ... -
Optical properties of Si quantum dot potential under pressure effect
Yarub, Al - Douri (Trans Tech Publications, Switzerland., 2012)Further study of the quantum dot potential under hydrostatic pressure for Si is presented. This potential has been calculated by means of our recent empirical model. The indirect energy gap (Γ-X) is calculated using the ... -
Optoelectronic properties of GaAs and AlAs under temperature effect
Yarub, Al-Douri, Assoc. Prof. Dr.; Ali Hussain, Reshak, Prof. Dr.; Uda, Hashim, Prof. Dr. (Elsevier GmbH, 2013-08)An application study of optoelectronic properties as a function of the temperature for GaAs and AlAs according to our model has been presented using empirical pseudopotential method (EPM). The structural phase transition ... -
Structural and morphological studies of cadmium sulfide nanostructures
Abdulwahab, S. Z. Lahewil; Yarub, Al-Douri, Assoc. Prof. Dr.; Uda, Hashim, Prof. Dr.; Naser Mahmoud, Ahmed, Dr. (Trans Tech Publications, 2013)Cadmium sulfide (CdS) nanostructures were prepared with different spin coating speed 1000 and 3000 rpm and molarities of Cd:S to be 1.2 to 0.01 mol/L using sol-gel spin coating technique. It is found that the average grain ... -
Structural and optoelectronic properties of NiTiX and CoVX (X = Sb and Sn) half-Heusler compounds: An ab initio study
Ameri, M.; Touia, A.; Khenata, R.; Yarub, Al - Douri; Baltache, H.b (Elsevier GmbH., 2013-04)We have performed ab-initio self-consistent calculations using the full-potential linear muffin-tin orbital (FP-LMTO) method to investigate the structural and the electronic properties of some half-Heusler alloys. The local ... -
Structural investigation of Si0.5Ge0.5 alloy for optoelectronic applications: Ab initio study
Yarub, Al-Douri, Assoc. Prof. Dr.; Rabah, Khenata, Prof. Dr. (Elsevier GmbH, 2013-11)The structural, electronic and optical properties of the binary silicon-germanium alloy have been investigated using the projector augmented-wave (PAW) calculations with a powerful VASP package (Vienna ab initio simulation ... -
Structural properties of Sb- and Te-based binary compounds: Spin-orbit effect
Yarub, Al-Douri, Assoc. Prof. Dr. (Versita Warsaw and Springer-Verlag Wien, 2013-01)The band structure of AlSb, GaSb, ZnTe and CdTe is calculated using the empirical pseudopotential method (EPM) coupled with spin-orbit (SO) splitting. We applied our empirical model of bulk modulus with SO effect. It has ... -
Structural, elastic, electronic and thermodynamic properties of the filled skutterudite CeOs4Sb12 determined by density functional theory
Mohammed Ameri; Keltouma, Boudia; Rabah, Khenata, Prof. Dr.; Bachir, Bouhafs; Abdelmajid, Rais; Saad, Binomran; B., Abidri; Yarub, Al-Douri, Assoc. Prof. Dr. (Elsevier Ltd., 2013)Structural, elastic, electronic and thermodynamic properties of the ternary cubic filled skutterudite CeOs4Sb12 compound were calculated using the full-potential linear muffin-tin orbital implementation of density functional ... -
Tribological properties of WS2 nanoparticles lubricants on aluminum-silicon alloy and carbon steels
Riyadh A., Al-Samarai; Yarub, Al-Douri, Assoc. Prof. Dr.; Haftirman, Dr.; Khairel Rafezi, Ahmad, Dr. (Walailak University, 2013-06)The rheological properties of nanometric tungsten disulphide (WS2) nanoparticles oil lubricants and its tribological performance with two hypereutectic Al-Si alloy and carbon steel are examined. These two oils are used to ... -
XPS and optical studies of different morphologies of ZnO nanostructures prepared by microwave methods
Rashad, Al-Gaashani; Shahidan, Radiman, Prof. Dr.; Abdul Razak, Daud, Prof. Dr.; Nouar, Tabet, Prof. Dr.; Yarub, Al-Douri, Assoc. Prof. Dr. (Elsevier, 2013-04)Zinc oxide (ZnO) nanostructures of various morphologies were prepared using a microwave-assisted aqueous solution method. Herein, a comparative study between three different morphologies of ZnO nanostructures, namely ...